Patrick's loom bigger than most contenders in books. They have the money, and freight is their game. Patrick's have also bought up most of the ex AN ground equipmen around Aus.
Operating a 727 operation would be a large challenge to Pel Air and one would think fraught with major(expensive!) problems. NJS, well, it would depend on what their British masters decree.
Time will only tell - lets hope the three holers keep burning and turning!